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1、小学四年级数学约分训练题2 3 7 4 3 5 2 9 13 2= = = = = = = = = = 10 6 7 6 9 15 4 12 13 8 6 6 9 4 8 8 6 7 11 10= = = = = = = = = = 9 10 12 10 10 12 15 14 22 12 494646558 8= = = = = = = = = = 121518182021152014 20 94 10 9 6 10 7 6 6 11= = = = = = = = = = 21 22 10 12 15 15 21 8 14 1111 4 6 3 5 10 10 7 3 3= = = = =
2、= = = = = 22 6 9 12 10 15 20 14 18 21 9 8 13 13 15 8 4 8 4 13= = = = = = = = = =12 14 13 26 25 16 22 20 20 26 15 17 8 22 16 7 10 12 14 21= = = = = = = = = = 18 34 16 33 20 21 15 16 18 33 12 7 44 17 11 9 7 4 10 4= = = = = = = = = = 33 21 55 34 33 99 77 6 16 14 2 3 3 8 5 9 2 4 3 6= = = = = = = = = = 4
3、 9 6 10 10 12 6 8 9 10 5 8 6 9 3 7 5 11 4 8= = = = = = = = = = 10 12 8 15 12 14 10 22 8 12 10 9 6 8 4 10 6 9 4 6= = = = = = = = = = 12 21 15 18 18 16 18 18 20 15 6 6 5 7 5 12 8 21 8 22= = = = = = = = = = 21 10 25 14 30 16 14 24 12 333 2 5 3 3 5 2 3 5 4= = = = = = = = = =9 6 10 6 9 15 8 9 20 8 6 4 9
4、8 5 10 9 7 11 8= = = = = = = = = = 9 10 12 10 20 12 15 14 22 12 464746558 2= = = = = = = = = =8816141021251514 20 92 10 9 6 10 7 12 21 11= = = = = = = = = = 21 22 22 9 16 15 21 14 24 22 15 10 13 8 15 9 12 21 3 3= = = = = = = = = = 20 15 26 16 18 51 24 42 18 21 9 14 13 10 15 4 4 8 4 6= = = = = = = = = = 12 21 39 25 25 6 8 26 26 22 7 17 19 33 9 15 15 14 7 21= = = = = = = = = = 35 34 38 44 12 18 25 21 14 33 12 13 88 18 3 2 7 4 10 8= = = = = = = = = = 21 26 99 45 33 20 18 6 16 14 2 6 3 8 5 9 2 4 3 6= = = = = = = = = = 6 9 6 10 10 12 4 10 9 8 10 4 6 9
